+2 Practical Physics Vol IIPitambar Publishing, 1993 - Physics |
Contents
SECTION | 17 |
A2 To use a Wheatstones bridge meterbridge for finding an unknown resistance | 29 |
A4 To determine the specific resistance of the material of a wire using a meterbridge | 39 |
A8 To determine the internal resistance of a primary cell using a potentiometer | 50 |
A12 To determine the frequency of AC mains using a sonometer Taking the frequency | 70 |
B13 To find the focal length of a concave mirror by Parallax Method using one needle | 76 |
B16 To find out the focal length of a Convex Mirror using convex lens | 93 |
B19 To determine angle of minimum deviation for a given prism by plotting | 101 |
B20 To determine the refractive index of a transparent liquid Water and b a glass slab | 108 |
B22 To draw the conduction characteristic of a zener diode and to determine its reverse | 119 |
To measure the resistance and impedance of an inductor with and without iron core | 125 |
A4 To assemble a household circuit comprising three bulbs three onoff switches | 137 |
Common terms and phrases
adjust ammeter amperes Apparatus balance point battery capacitor centre charge coil collector colour concave lens concave mirror condenser conductor connected constant convex lens current flowing curvature curve Daniell cell deflection distance electric electrolyte electrons emitter error experiment figure of merit galvanometer given glass slab graph hence image locating needle image needle index correction inductor internal resistance jockey junction diode knitting needle Least count Leclanche cell marked mean measured metre multimeter negative null point object needle Observations and Calculations ohms optical bench ORAL QUESTIONS p-n junction parallax parallel pendulum plug key pointer polaroid position potential difference potentiometer potentiometer wire principal axis prism R₁ R₂ radius range reading refractive index resistance box resistor reverse bias rheostat rough focal length rubber string S.No Sample Project scale screen semi-conductor shown in Fig surface switch temperature terminal transistor unknown resistance velocity voltage voltmeter volts Wheatstone bridge Zener diode zero